remove-workflow.yml

name: Remove Workflow from All Branches

on:
  workflow_dispatch:
    inputs:
      workflow_path:
        description: 'Path to the workflow file to remove (relative to .github/workflows/)'
        required: true
        default: 'workflow.yml'
      skip_branches:
        description: 'Comma-separated list of branches to skip (optional)'
        required: false
        default: ''
      dry_run:
        description: 'Dry run (will not make actual changes)'
        required: false
        default: false
        type: boolean

jobs:
  remove-from-all-branches:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          # Need to use PAT for workflow files
          token: ${{ secrets.WORKFLOW_AUTOMATION }}

      - name: Set up Git identity
        run: |
          git config --global user.name "GitHub Actions"
          git config --global user.email "github-actions@github.com"
          
      - name: Get all branches and save to file
        run: |
          # Save branches to a file
          git branch -r | grep -v HEAD | sed 's/origin\///' > all_branches.txt
          echo "All branches found:"
          cat all_branches.txt

      - name: Remove workflow from all branches
        run: |
          WORKFLOW_PATH=".github/workflows/${{ github.event.inputs.workflow_path }}"
          WORKFLOW_DIR=".github/workflows"
          GITHUB_DIR=".github"
          SKIP_BRANCHES="${{ github.event.inputs.skip_branches }}"
          DRY_RUN="${{ github.event.inputs.dry_run }}"
          
          IFS=',' read -ra SKIP_ARRAY <<< "$SKIP_BRANCHES"
          
          CURRENT_BRANCH=$(git branch --show-current)
          echo "Current branch: $CURRENT_BRANCH"
          
          # Process each branch from the file
          while read branch; do
            # Trim whitespace from branch name
            branch=$(echo "$branch" | xargs)
            
            # Skip empty lines
            if [ -z "$branch" ]; then
              continue
            fi
            
            # Check if branch is in skip list
            SKIP=false
            for skip_branch in "${SKIP_ARRAY[@]}"; do
              if [ "$branch" = "$skip_branch" ]; then
                SKIP=true
                echo "Skipping branch: $branch (in skip list)"
                break
              fi
            done
            
            if [ "$SKIP" = true ]; then
              continue
            fi
            
            echo "Processing branch: $branch"
            
            # Checkout branch
            git checkout "$branch" || { echo "Failed to checkout $branch, skipping"; continue; }
            
            # Check if workflow file exists
            if [ ! -f "$WORKFLOW_PATH" ]; then
              echo "Workflow file doesn't exist in $branch. Skipping."
              continue
            fi
            
            echo "Found workflow file in branch: $branch"
            
            # Check if we're doing a dry run
            if [ "$DRY_RUN" = "true" ]; then
              echo "DRY RUN: Would remove $WORKFLOW_PATH from branch $branch"
              continue
            fi
            
            # Remove the workflow file
            rm "$WORKFLOW_PATH"
            
            # Check if workflows directory is empty
            if [ -d "$WORKFLOW_DIR" ] && [ -z "$(ls -A $WORKFLOW_DIR)" ]; then
              echo "Workflows directory is empty, removing it"
              rm -rf "$WORKFLOW_DIR"
              
              # Check if .github directory is empty
              if [ -d "$GITHUB_DIR" ] && [ -z "$(ls -A $GITHUB_DIR)" ]; then
                echo "GitHub directory is empty, removing it"
                rm -rf "$GITHUB_DIR"
              fi
            fi
            
            # Commit and push changes
            git add -A
            git commit -m "Remove workflow file from branch $branch" || echo "No changes to commit for $branch"
            git push origin "$branch" || echo "Failed to push changes to $branch"
            
            echo "Successfully removed workflow from $branch"
          done < all_branches.txt
          
          # Return to original branch
          git checkout "$CURRENT_BRANCH"